Fila Square Optical Frame combines a classic full-rim square silhouette with cellulose propionate construction for durable, everyday eyewear. Key attributes: Black | Cellulose propionate | Branded case included | Demo (placeholder) lenses | Plastic demo lenses | Standard (non-spring) hinges | Square silhouette | Full-rim design | Classic proportions | Dimensions & fit: Lens width: 52 mm | Lens height: 42 mm | Bridge width: 17 mm | Frame width: 140 mm | Temple length: 145 mm | Size: 52-17-145 | Composition & care: Frame: Cellulose propionate | Lenses: Plastic | Wipe lenses with a soft, lint-free cloth. Clean frames with mild soap and water. Store in the included branded case. Avoid abrasive cleaners and high heat.